Tune

An air or melody, a succession of sounds that has definite character and shape and is pleasing to the ear.The process of adjusting the pitch of an instrument to itself (to insure correct intonation) and to any other musician or ensemble. Once the process is complete an instrument is said to be " in tune ".melody; also a verb meaning to align the pitches of an instrument with the other pitches of the same instrument, or with other instruments